Bump apps/on_ruby from `b54c2e1` to `93156b8`
Bump apps/on_ruby from `b54c2e1` to `93156b8`

Bumps [apps/on_ruby](https://github.com/phoet/on_ruby) from `b54c2e1` to `93156b8`.
- [Release notes](https://github.com/phoet/on_ruby/releases)
- [Commits](https://github.com/phoet/on_ruby/compare/b54c2e1c7347cf3aa419f450a2fb3353fa436b42...93156b809061130d5febdd90b49824bc2315de75)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
eliotsykes/real-world-rails